Home / 133,009,886.80-199,514,830.20-125,619,576.40

Finding the Fourth Proportional to 133,009,886.80, 199,514,830.20 and 125,619,576.40

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Solution

The fourth proportional to 133,009,886.80, 199,514,830.20 and 125,619,576.40 is: 188,429,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,009,886.80 : 199,514,830.20 = 125,619,576.40 : x
  2. Step 2: Convert to fraction form
    133,009,886.80/199,514,830.20 = 125,619,576.40/x
  3. Step 3: Cross multiply
    133,009,886.80x = 199,514,830.20 × 125,619,576.40
  4. Step 4: Simplify right side
    133,009,886.80x = 25,062,968,455,241,928
  5. Step 5: Solve for x
    x = 25,062,968,455,241,928/133,009,886.80
  6. Step 6: Final answer
    x = 188,429,364.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.